CN208634075U - A kind of fan - Google Patents
A kind of fan Download PDFInfo
- Publication number
- CN208634075U CN208634075U CN201821113269.0U CN201821113269U CN208634075U CN 208634075 U CN208634075 U CN 208634075U CN 201821113269 U CN201821113269 U CN 201821113269U CN 208634075 U CN208634075 U CN 208634075U
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- fan
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- fan blade
- driving motor
- blade
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Abstract
The utility model relates to ventilation equipment technical fields, more particularly to a kind of fan, including driving motor and fan blade, the quantity of fan blade is multiple, multiple fan blade coaxial spaced settings, driving motor is connect with fan blade, and for driving fan blade to rotate, the diameter of the smallest fan blade of diameter is 0.75 times to 1 times of the diameter of the maximum fan blade of diameter in multiple fan blades.Since the utility model uses the fan blade of multiple coaxial arrangements, air output and out wind velocity can effectively be increased, and when to multiple fan blades revolving speed and steering be adjusted when, different outlet air states may be implemented, the diameter of the smallest fan blade of diameter is 0.75 times to 1 times of the diameter of the maximum fan blade of diameter in multiple fan blades, it ensure that the size of multiple fan blades is not much different, further realize the effect for improving air output.
Description
Technical field
The utility model relates to ventilation equipment technical field more particularly to a kind of fans.
Background technique
Electric fan is a kind of important electric appliance, and nice and cool wind can be brought for people, body temperature is reduced, relieves summer heat and direct oneself from boredom, deep by people
Like.
And often air supplying distance is not far for the conventional fan being commonly used currently on the market, air-out mode is single, cannot be effective
Adjustment outlet air state, it is therefore desirable to vertically by wind to human body, such high speed air-supply can bring all high revolving speed to user
More health problems；High revolving speed operation is lower to be easy to adsorb dust in air, not easy to clean, and seriously affects service life.
Utility model content
(1) technical problems to be solved
The technical problems to be solved in the utility model is to solve existing fan outlet air apart from not far, and air-out mode is single to ask
Topic.
(2) technical solution
In order to solve the above-mentioned technical problem, the utility model provides a kind of fan, including driving motor and multiple fan blades,
Multiple fan blades are arranged along the output shaft coaxial spaced of the driving motor, the smallest fan blade of diameter in multiple fan blades
Diameter is 0.75 times to 1 times of the diameter of the maximum fan blade of diameter.
Wherein, the distance between two described fan blades of arbitrary neighborhood are not less than 40mm, and are not more than 500mm.
Wherein, the diameter of multiple fan blades is equal.
Wherein, the revolving speed of multiple fan blades is identical or different.
Wherein, the fan blade includes wheel hub and multiple blades for being circumferentially uniformly arranged along the wheel hub, the wheel hub and institute
State the output shaft downlink connection of driving motor.
Wherein, the steering of multiple fan blades is identical or different, and the torsional angle of the blade of multiple fan blades is identical or different,
The twisting of the blade of multiple fan blades is identical or different, and the blade quantity of multiple fan blades is identical or different.
It wherein, further include bracket, the bracket includes retainer plate, installing ring and connecting rod, and the installing ring is set to described
In retainer plate, and the center line of the installing ring and the center line of the retainer plate are located along the same line, and the connecting rod connects
It connects between the retainer plate and the installing ring, the driving motor is installed in the installing ring and the driving motor
Output shaft is from stretching out the installing ring.
Wherein, the quantity of the fan blade is two.
Wherein, the quantity of the driving motor is one, and the driving motor is Dual-output shaft motor, two wind
Leaf is separately mounted on two output shafts of the driving motor.
Wherein, the quantity of the driving motor is two, and the output shaft of two driving motors is set in opposite direction
It sets, and two fan blades are respectively arranged on the output shaft of two driving motors.
(3) beneficial effect
The above-mentioned technical proposal of the utility model has the advantages that fan provided by the utility model, including driving electricity
Machine and fan blade, the quantity of fan blade be it is multiple, multiple fan blade coaxial spaceds settings, driving motor is connect with fan blade, for driving wind
Leaf rotates, and the diameter of the smallest fan blade of diameter is 0.75 times to 1 times of the diameter of the maximum fan blade of diameter in multiple fan blades.Due to
The utility model uses the fan blade of multiple coaxial arrangements, can effectively increase air output and out wind velocity, and when to multiple wind
When the revolving speed of leaf and steering are adjusted, different outlet air states may be implemented, the smallest fan blade of diameter is straight in multiple fan blades
Diameter is 0.75 times to 1 times of the diameter of the maximum fan blade of diameter, ensure that the size of multiple fan blades is not much different, further realizes
Improve the effect of air output.
In addition to the utility model described above solve the technical issues of, composition technical solution technical characteristic and
Have except advantage brought by the technical characteristic of these technical solutions, the other technical characteristics of the utility model and these technologies are special
The advantages of sign is brought, will further illustrate in conjunction with attached drawing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of fan provided by the embodiment of the utility model；
Fig. 2 is the cross-sectional view of fan provided by the embodiment of the utility model.
In figure: 1: bracket；2: preceding fan blade；3: rear fan blade；4: the first driving motors；5: the second driving motors.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model
Apply example, those of ordinary skill in the art's every other embodiment obtained without making creative work, all
Belong to the range of the utility model protection.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
In addition, in the description of the present invention, unless otherwise indicated, " multiple ", " more ", " multiple groups " are meant that two
A or more than two, " several ", " several ", " several groups " are meant that one or more.
Fan provided by the embodiment of the utility model, including driving motor and fan blade, the quantity of fan blade are multiple, Duo Gefeng
The setting of leaf coaxial spaced, driving motor are connect with fan blade, multiple fan blade rotations for driving, and diameter is the smallest in multiple fan blades
The diameter of fan blade is 0.75 times to 1 times of the diameter of the maximum fan blade of diameter.Since the utility model embodiment is using multiple same
The fan blade of axis setting can effectively increase air output and out wind velocity, and work as and adjust to the revolving speed of multiple fan blades and steering
When whole, different outlet air states may be implemented, the diameter of the smallest fan blade of diameter is the maximum fan blade of diameter in multiple fan blades
0.75 times to 1 times of diameter ensure that the size of multiple fan blades is not much different, and further realize the effect for improving air output.
Further, the distance between any two fan blade it is too big or or it is too small when, can all influence air-out effect, therefore, appoint
The distance between two adjacent fan blades of anticipating are not less than 40mm, and are not more than 500mm.
Further, the diameter of multiple fan blades is equal.As stated above, the diameter of multiple fan blades can be equal or not
Deng 0.75 times to 1 times that, the smallest fan blade diameter is maximum fan blade diameter, when minimum fan blade diameter is the 1 of maximum fan blade diameter
Times when, that is, multiple fan blades diameter it is equal when, the effect for improving air output reaches best.
Further, the revolving speed of multiple fan blades is identical or different.In the present embodiment, it is also provided with control device, is controlled
Device can control driving motor adjust multiple fan blades revolving speed it is same or different, by adjusting fan blade revolving speed realize it is different
Outlet air state, and noise can be reduced.For example, outlet air is more assembled when the revolving speed of multiple fan blades is identical, the distance of blowing
Also farther, and under conditions of the slow-speed of revolution, high air output can be realized, therefore revolving speed is lower, therefore the noise generated is relatively low,
When the revolving speed of multiple fan blades is not identical, more dispersed apart from the closer position outlet air of fan, therefore outlet air is softer, allows use
Family impression is more comfortable.
Further, fan blade includes wheel hub and multiple blades for being circumferentially uniformly arranged along wheel hub, wheel hub and driving motor
Output shaft downlink connection.In the present embodiment, each fan blade includes more blades, and the shape and size of more blades are all identical, wheel
Hub is mounted on the output shaft of driving motor, and the output shaft of driving motor drives fan blade rotation in rotation, when fan blade rotates,
The motion profile of fan blade is circle.
Further, the steering of multiple fan blades is identical or different, and the torsional angle of the blade of multiple fan blades is identical or different, multiple
The twisting of the blade of fan blade is identical or different, and the blade quantity of multiple fan blades is identical or different.
Further, as depicted in figs. 1 and 2, in the present embodiment, the quantity of fan blade is two, fan blade 2 before specifically including
With rear fan blade 3, preceding fan blade 2 is identical with the structure of rear fan blade 3, and the steering of preceding fan blade 2 and rear fan blade 3 is on the contrary, 2 He of current fan blade
When fan blade 3 turns to opposite afterwards, fan is realized to rotation, increases air output.
Further, when the quantity of fan blade is two, the quantity of driving motor can be one, be also possible to two,
When driving motor quantity be one, and driving motor be Dual-output shaft motor, preceding fan blade 2 and rear fan blade 3 are separately mounted to drive
On two output shafts of dynamic motor, which further includes bracket 1, and bracket 1 includes installing ring, retainer plate and connecting rod, retainer plate
Diameter be greater than the diameter of installing ring, and installing ring is set to the inside of retainer plate, the axis of installing ring and the axis position of retainer plate
In on same straight line, the quantity of connecting rod be it is a plurality of, a plurality of connecting rod is uniformly connected to installing ring and consolidates along circumferential direction of installing ring
Between fixed circle, installing ring and retainer plate are fixed together, driving motor is mounted in installing ring, and the output shaft of driving motor
It is located along the same line with the axis of installing ring；In the present embodiment, the quantity of driving motor is two, specifically includes the first drive
The output shaft of dynamic motor 4 and the second driving motor 5, the first driving motor 4 and the second driving motor 5 be arranged in opposite direction and
It is located along the same line, preceding fan blade 2 and rear fan blade 3 are respectively arranged in the output shaft of the first driving motor 4 and the second driving motor 5
On.That is, the first driving motor 4 and the second driving motor 5 are disposed opposite to each other, the first driving motor 4 and the second driving motor 5
Output shaft stretched out out of installing ring, for installing preceding fan blade 2 and rear fan blade 3, the first driving motor 4 and the second driving motor 5
It is arranged between preceding fan blade 2 and rear fan blade 3.
In use, the steering of preceding fan blade 2 and rear fan blade 3 can be the same or different, and when turning to different, two fan realities
Now to rotation, by adjusting the number of blade, torsional angle, twisting and the revolving speed of preceding fan blade 2 and rear fan blade 3, the outlet air shape of adjustable fan
State.The fan may be used as case fan, box fan, bucket fan, ventilation fan, stand fan, turbine fan and ceiling fan etc., can be by adjusting fan blade
Installing mechanism, realize commutation blowing, can not only be blowed, but also air draught can be carried out, used in air exchange fan can also be worked as.
In conclusion fan provided by the embodiment of the utility model, including driving motor, fan blade and bracket, the number of fan blade
It is multiple for measuring, and multiple fan blade coaxial spaceds settings, driving motor is fixed on bracket, and fan blade is mounted on the output of driving motor
On axis, drive multiple fan blades to turn to identical or different, when the steering of fan blade is different, may be implemented fan to rotation, increase
Air output, in multiple fan blades, the diameter of the smallest fan blade of diameter is 0.75 times to 1 times of the diameter of the maximum fan blade of diameter,
The diameter of namely each fan blade is not much different, and ensure that the size of multiple fan blades is not much different, further realizes raising outlet air
The effect of amount, and when to multiple fan blades revolving speed and steering be adjusted when, different outlet air states may be implemented.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (10)
1. a kind of fan, it is characterised in that: including driving motor and multiple fan blades, multiple fan blades are along the driving motor
Output shaft coaxial spaced is arranged, and the diameter of the smallest fan blade of diameter is the diameter of the maximum fan blade of diameter in multiple fan blades
0.75 times to 1 times.
2. fan according to claim 1, it is characterised in that: the distance between two adjacent described fan blades are not less than
40mm, and it is not more than 500mm.
3. fan according to claim 1, it is characterised in that: the diameter of multiple fan blades is equal.
4. fan according to claim 1, it is characterised in that: the revolving speed of multiple fan blades is identical or different.
5. fan according to claim 1, it is characterised in that: the fan blade includes wheel hub and circumferentially uniform along the wheel hub
The multiple blades being arranged, the output axis connection of the wheel hub and the driving motor.
6. fan according to claim 5, it is characterised in that: the steering of multiple fan blades is identical or different, Duo Gesuo
The torsional angle for stating the blade of fan blade is identical or different, and the twisting of the blade of multiple fan blades is identical or different, multiple fan blades
Blade quantity it is identical or different.
7. fan according to claim 1, it is characterised in that: further include bracket, the bracket includes retainer plate, installing ring
And connecting rod, the installing ring is set in the retainer plate, and the center line of the center line of the installing ring and the retainer plate
It is located along the same line, the connecting rod is connected between the retainer plate and the installing ring, and the driving motor is installed on
In the installing ring and the output shaft of the driving motor stretches out the installing ring.
8. fan according to claim 1-7, it is characterised in that: the quantity of the fan blade is two.
9. fan according to claim 8, it is characterised in that: the quantity of the driving motor is one, and the driving
Motor is Dual-output shaft motor, and two fan blades are separately mounted on two output shafts of the driving motor.
10. fan according to claim 8, it is characterised in that: the quantity of the driving motor is two, two drives
The output shaft of dynamic motor is arranged in opposite direction, and two fan blades are respectively arranged in the output of two driving motors
On axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821113269.0U CN208634075U (en) | 2018-07-13 | 2018-07-13 | A kind of fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821113269.0U CN208634075U (en) | 2018-07-13 | 2018-07-13 | A kind of fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208634075U true CN208634075U (en) | 2019-03-22 |
Family
ID=65737725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821113269.0U Active CN208634075U (en) | 2018-07-13 | 2018-07-13 | A kind of fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208634075U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112556404A (en) * | 2020-12-07 | 2021-03-26 | 九江市钒宇新材料股份有限公司 | Sintering furnace for producing vanadium-nitrogen alloy |
| CN113027797A (en) * | 2019-12-25 | 2021-06-25 | 广东美的环境电器制造有限公司 | Fan with cooling device |
| CN113107899A (en) * | 2021-06-15 | 2021-07-13 | 南通安泰风机有限公司 | Cooling fan for high-power variable frequency motor |
-
2018
- 2018-07-13 CN CN201821113269.0U patent/CN208634075U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113027797A (en) * | 2019-12-25 | 2021-06-25 | 广东美的环境电器制造有限公司 | Fan with cooling device |
| CN112556404A (en) * | 2020-12-07 | 2021-03-26 | 九江市钒宇新材料股份有限公司 | Sintering furnace for producing vanadium-nitrogen alloy |
| CN113107899A (en) * | 2021-06-15 | 2021-07-13 | 南通安泰风机有限公司 | Cooling fan for high-power variable frequency motor |
| CN113107899B (en) * | 2021-06-15 | 2021-11-02 | 南通安泰风机有限公司 | Cooling fan for high-power variable frequency motor |
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